Wednesday, August 18, 2010

Exoskeleton


An exoskeleton is an external skeleton that supports and protects an animals body. Exoskeletons contain rigid and resistant components that fulfill a set of functional roles including protection, excretion, sensing, support, feeding and acting as a barrier against desiccation in terrestrial organisms. Exoskeletons have a role in defense from pests and predators, and support. This bug pictured has an exoskeleton.

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